Examining the output of a show runningconfig command you not

Examining the output of a show running-config command, you notice this command:
banner login welcome to Switch12. Please prepare to login
What message will display when the switch is accessed from the console?

A. welcome to Switch12. Please prepare to login

B. welcome to Switch12

C. welcome to Sw

D. None of the above

Solution

Syntax of the command is like this:
banner login delimiter message delimiter

So, the first character after banner login becomes the delimiter, which in this case is \'w\'

Hence, the message is displayed from first w to second w:
banner login welcome to Switch12. Please prepare to login

So, the message is elcome to S

Hence, Answer is D. None of the above. Therefore, you should always use some delimiting character such as $ or #